MCQs
Total Questions : 50
| Page 5 of 5 pages
Answer: Option D. -> db.customers.find ({“jobs”:”secretary”})
Answer: Option B. -> db.persons.find().sort({lastName: 1}}
Answer: Option B. -> JavaScript
Answer: Option C. -> db.customers.find();
Answer: Option B. -> arbiter
Answer: Option A. -> db.vehicle.stats(1024)
Answer: Option A. -> They speed up read access while slowing down writes.
Answer: Option C. -> the _id field
Answer: Option A. -> The oplog will be saved on one of the secondary servers.
Answer: Option A. -> mongo